var events = require('events')

var emitter = new events.EventEmitter();

emitter.on('someEvent', function (arg1, arg2) {
	console.log('listener1', arg1, arg2)
})

emitter.on('someEvent', function (arg1, arg2) {
	console.log('listener2', arg1, arg2)
})

emitter.emit('someEvent', 'arg1参数', 'arg2参数')